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2.2rem;border-radius:15px;background:var(--button-color-black);color:#fff;font-size:1rem;font-weight:700;border:none;cursor:pointer;transition:.3s ease;box-shadow:0 6px 20px #00000026}.hero-btn:hover{background:var(--button-color-blue);transform:translateY(-3px)}.course-hero-right{flex:1;display:flex;justify-content:center}.course-hero-img{width:85%;border-radius:15px;box-shadow:0 24px 48px #5a96ff38}.benefit-section{width:100%;padding:6rem 2rem;background:linear-gradient(180deg,var(--primary-color-white) 0%,var(--blue-pearl) 100%)}.benefit-content{max-width:1000px;margin:0 auto;text-align:center}.benefit-content h2{font-size:2.6rem;font-weight:800;color:var(--blue-very-dark);margin-bottom:1.2rem}.benefit-content p{font-size:1.25rem;color:var(--text-color-grey);line-height:1.75;max-width:900px;margin:0 auto 3rem}.view-btn{padding:1rem 2.4rem;border-radius:15px;background:var(--button-color-black);color:#fff;font-size:1.05rem;font-weight:700;border:none;cursor:pointer;transition:.35s ease;box-shadow:0 6px 22px #00000026}.view-btn:hover{background:var(--button-color-blue);transform:translateY(-3px);box-shadow:0 12px 32px #5a96ff40}@media(max-width:768px){.navbar-inner{padding:.8rem 1.2rem;width:calc(100% - 1.5rem)}.navbar-center .menu{display:none}.home-hero{flex-direction:column;padding:2rem 1rem;text-align:center}.home-hero-left{padding:1rem;align-items:center}.home-hero-title{font-size:1.9rem}.home-hero-subtitle{font-size:1rem}.hero-signup-btn{padding:1rem 2rem;font-size:1.1rem}.offer-grid{grid-template-columns:1fr;gap:1.6rem}.course-hero{flex-direction:column;text-align:center;padding:4rem 1.5rem}.course-hero-left h1{font-size:2.2rem}.course-hero-img{width:100%}.about-wrapper{padding:3rem 1.2rem}.about-header h1{font-size:2rem}.auth-panel{max-width:95%;padding:2rem 1.4rem}.auth-title{font-size:1.5rem}.input-group input{padding:1rem .8rem .45rem}}.navbar-outer{position:fixed;top:0;width:100%;z-index:5000;display:flex;justify-content:center;pointer-events:none}.navbar-inner{pointer-events:auto;display:flex;justify-content:space-between;align-items:center;width:calc(100% - 2rem);max-width:1400px;padding:.7rem 1.6rem;background:transparent;border-radius:0;transition:all .3s ease}.navbar-inner:hover{background:#ffffffa6;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);box-shadow:0 2px 14px #00000014}.navbar-inner.scrolled{background:#ffffffbf;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);border-bottom:1px solid rgba(200,200,200,.45);box-shadow:0 2px 18px #0000001f}.navbar-inner.menu-open{background:#fffffff2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.brand-logo{width:44px;cursor:pointer;transition:.25s ease}.brand-logo:hover{transform:translateY(-2px)}.navbar-center .menu{display:flex;gap:2rem}.navbar-center .menu a{color:var(--blue-very-dark);font-weight:600;text-decoration:none;position:relative}.navbar-center .menu a:after{content:"";position:absolute;width:0;height:2px;bottom:-4px;left:50%;background:var(--blue-primary);transform:translate(-50%);transition:.3s ease}.navbar-center .menu a:hover:after{width:60%}@media(max-width:768px){.navbar-center .menu{display:none}}.hamburger{display:none;flex-direction:column;justify-content:center;gap:4px;width:30px;height:24px;background:none;border:none;cursor:pointer}.hamburger span{width:100%;height:3px;background:var(--blue-very-dark);border-radius:3px;transition:.3s}.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}.hamburger.open span:nth-child(2){opacity:0}.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}@media(max-width:768px){.hamburger{display:flex}.desktop-only{display:none!important}}.mobile-menu{position:absolute;top:100%;left:0;width:100%;opacity:0;transform:translateY(-10px);pointer-events:none;background:#ffffffeb;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);padding:1.5rem 1.4rem 2rem;border-radius:0;box-shadow:0 8px 20px #0000001f;display:flex;flex-direction:column;gap:1.2rem;transition:all .3s ease}.mobile-menu.show{opacity:1;transform:translateY(0);pointer-events:auto}.mobile-menu a,.mobile-menu button{font-size:1.15rem;font-weight:700;text-align:left;background:none;border:none;color:var(--blue-very-dark);cursor:pointer}.mobile-menu a:hover,.mobile-menu button:hover{color:var(--blue-primary);padding-left:8px}.profile-btn{width:38px;height:38px;border-radius:50%;background:var(--primary-color-black);color:#fff;font-weight:700;font-size:1rem;border:none;cursor:pointer;transition:.25s ease;box-shadow:0 4px 12px #0000002e}.profile-dropdown-container{position:relative}.profile-btn{border-radius:15px;transition:transform .2s ease,box-shadow .2s ease}.profile-btn:hover,.profile-btn.active{transform:translateY(-2px);box-shadow:0 6px 16px #00000040}.profile-slideout{position:absolute;top:50%;transform:translateY(-50%);right:calc(100% + 18px);display:flex;align-items:center;gap:.7rem;z-index:9999}.profile-slideout-arrow{width:12px;height:12px;transform:rotate(45deg);background:#fffffff2;border:1px solid rgba(160,180,220,.45);box-shadow:0 6px 16px #0000002e}.profile-slideout-card{width:190px;padding:.7rem 0;background:#ffffffe6;border:1px solid rgba(160,180,220,.4);border-radius:15px;box-shadow:0 16px 32px #0a1a2f2e;-webkit-backdrop-filter:blur(14px) saturate(150%);backdrop-filter:blur(14px) saturate(150%)}.dropdown-name{font-size:.9rem;font-weight:700;padding:.4rem 1rem .5rem;color:var(--blue-very-dark)}.dropdown-divider{width:100%;height:1px;background:#00000012}.dropdown-item{width:100%;padding:.55rem 1rem;background:none;border:none;font-size:.95rem;font-weight:600;text-align:left;color:var(--blue-very-dark);cursor:pointer;transition:.17s ease}.dropdown-item:hover{background:#2850a00d}.dropdown-item.logout{color:#c80038}.dropdown-item.logout:hover{background:#ff00500f}.delete-confirm-card{background:#ffffffe6;border-radius:15px;padding:2rem;border:1px solid rgba(120,160,230,.25);box-shadow:0 20px 45px #0a1a2f2e;text-align:center;max-width:420px}.delete-title{font-size:1.4rem;font-weight:800;color:var(--blue-very-dark);margin-bottom:.4rem}.delete-text{color:#142846bf;margin-bottom:1.4rem}.delete-buttons{display:flex;gap:1rem;justify-content:center}.delete-buttons button{flex:1;padding:.75rem 1rem;border-radius:15px;border:none;font-weight:700;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease}.delete-buttons button:hover{transform:translateY(-2px);box-shadow:0 8px 22px #0000002e}.delete-yes{background:#c0392b;color:#fff}.delete-cancel{background:var(--blue-primary);color:#fff}